how to download android multi-touch controller library

I have to zoom in/zoom out and pan image using mutltitouch in android.I have followed motion event for two fingers but facing problem when multiple fingers came into play with screen.I don't know开发者_如何学运维 how to get decision in case of movement of 4 or five fingers that whether user want zoom or pan .i have found library from

How to perform zoom in/out ,rotation together in Android

I found a tutorial using this library but didn't found any help to download this android-multitouch-controller library so i can use it as in tutorial it gives errors since library is not there.

Kindly guide me if any one ever use this library or is there any other way to decide mode in case of multitouch.

Thanks

I recently wrote a blog on getting started with this library, if it still helps: http://paulbourke.blogspot.com/2011/10/writing-multitouch-applications-on.html